Partial anterior circulation infarct

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Partial anterior circulation infarct
Circle of Willis en.svg
Circle of Willis. Anterior circulation represented by top half of diagram.
Classification and external resources
ICD-9-CM 433.1

Partial Anterior Circulation Infarct (PACI) is a type of cerebral infarction affecting part of the anterior circulation supplying one side of the brain.

Partial Anterior Circulation Stroke Syndrome (PACS) refers to the symptoms of a patient who clinically appears to have suffered from a partial anterior circulation infarct, but who has not yet had any diagnostic imaging (e.g. CT Scan) to confirm the diagnosis.

It is diagnosed by any one of the following

If all of the above symptoms are present, a Total Anterior Circulation Infarct is more likely.

For more information, see stroke.